well i had to have a new fuel pump installed old one went out well not that old 27000 miles or 1. 5 years old took it to the dealer to have it done $1067 later they put in the tank said it was better than out side denied me warranty because of box edge juice hot so i now this was alot but had to have it done so my quiston to you diesel heads out there is it time to put on a fass any answers would be thankfull john c